Finding the Third Proportional to 2,207,684 and 3,238,816

Step by Step Solution

1. Step 1: Write the proportion equation
   2,207,684 : 3,238,816 = 3,238,816 : x
2. Step 2: Convert to fraction form
   2,207,684/3,238,816 = 3,238,816/x
3. Step 3: Cross multiply
   2,207,684x = 3,238,816 × 3,238,816
4. Step 4: Simplify right side
   2,207,684x = 10,489,929,081,856
5. Step 5: Solve for x
   x = 10,489,929,081,856/2,207,684
6. Step 6: Final answer
   x = 4,751,553.70